{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001242},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002546","490:4900002692","490:4900002248","490:4900001495","490:4900001636","490:4900004215","490:4900002398","490:4900002247","490:4900002839","490:4900001243","490:4900003800","490:4900002693","490:4900002681","490:4900001107","490:4900002547","490:4900002082","490:4900004079","490:4900004489","490:4900004491","490:4900001782","490:4900002399","490:4900004212","490:4900003939","490:4900003249","490:4900001926"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.718051257002567,0.6682151962254025,0.5995870342166884,0.5517269617394144,0.5381043392497351,0.5072767213266112,0.491258062180103,0.4729504725459552,0.4717241476557815,0.4616920135917929,0.44189407897596383,0.43888842122556027,0.43384232608030837,0.4283970623457359,0.4003084478625882,0.3970864311361162,0.39595818152094703,0.36160028832072333,0.36005801380965136,0.3282420604594017,0.30569693293117695,0.3025316979881799,0.2838916783885993,0.2602180562991054,0.252774705773864],"twin_dists":[0.1057044812176772,0.11661904665597811,0.13136136859094752,0.14164085500733206,0.14458744142405347,0.15131337839885567,0.1548489219656332,0.15893205442561414,0.15920735920224768,0.16146875099188035,0.165983971214719,0.16667608828041278,0.16784227400112803,0.16910683622571962,0.1757408572517783,0.17651479570339693,0.17678648363120772,0.18524453476773345,0.18563331798900293,0.19385732247108547,0.19995282071170845,0.20082889874661777,0.20610082932316479,0.21310779448946165,0.21539257348929236],"n_dims_used":44,"mean_confidence":0.9118622866543856},"coverage":{"mean_confidence":0.9118622866543856,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}